Finding the Fourth Proportional to 2,083.50, 3,122.82 and 1,158.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,083.50 : 3,122.82 = 1,158.62 : x
2. Step 2: Convert to fraction form
   2,083.50/3,122.82 = 1,158.62/x
3. Step 3: Cross multiply
   2,083.50x = 3,122.82 × 1,158.62
4. Step 4: Simplify right side
   2,083.50x = 3,618,161.71
5. Step 5: Solve for x
   x = 3,618,161.71/2,083.50
6. Step 6: Final answer
   x = 1,736.58